define restivity of material
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Resistivity. Resistivity is the resistance per unit length and cross-sectional area. It is the property of the material that opposes the flow of charge or the flow of electric current. ... ρ = R A / L, where R is the resistance in ohms, A is the area of cross-section in square meters and L is the length in meters.
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RESTIVITY IS THE PHYSICAL PROPERTY OF A MATERIAL BY VIRTUE OF WHICH......
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